O34.01
Billable codeMaternal care for unspecified congenital malformation of uterus, first trimester
The ICD-10 code for maternal care for unspecified congenital malformation of uterus, first trimester is O34.01.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O34.00Maternal care for unspecified congenital malformation of uterus, unspecified trimester
- O34.02Maternal care for unspecified congenital malformation of uterus, second trimester
- O34.03Maternal care for unspecified congenital malformation of uterus, third trimester
- O34.01Maternal care for unspecified congenital malformation of uterus, first trimester
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 65401Approximate match
- 65402Approximate match
- 65403Approximate match
- 65404Approximate match
Associated MS-DRGs
O34.01 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
- DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC
- DRG 817Other Antepartum Diagnoses with O.R. Procedures with MCC
- DRG 818Other Antepartum Diagnoses with O.R. Procedures with CC
- DRG 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCC
- DRG 831Other Antepartum Diagnoses without O.R. Procedures with MCC
- DRG 832Other Antepartum Diagnoses without O.R. Procedures with CC
- DRG 833Other Antepartum Diagnoses without O.R. Procedures without CC/MCC